.class {
	color: red;
	background:
		url("./img.png"),
		url("./img.png"),
		url("");
		url('./inline.png'),
		url('./resource.png'),
		url('./source.text'),
		url('data:text/html,%3Ch1%3EHello%2C%20World!%3C%2Fh1%3E'),
		url('https://example.com/img.png');
}

.class-2 {
	background: url("./shared.png");
}

.class-3 {
	background: url("./shared-external.png");
}

.class-4 {
	background: url("");
}

.class-5 {
	background: url("%3D");
}
